California Department of Transportation
Richmond San Rafael
Coronado Bridge Carquinez
San Francisco/Oakland Bay Bridge

Materials Engineering and Testing Services

California Test Methods - Contact List

CTM No.

Title

METS Contact

E-mail

101
Operation and Calibration of the Mechanical Compactor
Sam Kianfar
916-227-7302
Sam_Kianfar@dot.ca.gov
102
Mechanics, Operation, Calibration, and Diaphragm Installation of the Stabilometer
Sam Kianfar
916-227-7302
Sam_Kianfar@dot.ca.gov
103
Calibration of Expansion Pressure Devices
Sam Kianfar
916-227-7302
Sam_Kianfar@dot.ca.gov
104
Operation and Calibration of the Electronically Controlled Compactor
Sam Kianfar
916-227-7302
Sam_Kianfar@dot.ca.gov
105
Calculations Pertaining to Gradings and Specific Gravities
Ed Perez
916-227-7204
Edwardo_Perez@dot.ca.gov
106
Definitions of Terms Relating to Specific Gravity
Ed Perez
916-227-7204
Edwardo_Perez@dot.ca.gov
107
Operation of the Mechanical Spader
George Cornell
916-227-7301
George_Cornell@dot.ca.gov
109
Test for Weighing and Measuring Devices
Basil Miranda
916-227-5707
Basil_Miranda@dot.ca.gov
110
Calibration of Compaction Test Equipment
Yung Chung
916-227-5242
yung_chung@dot.ca.gov
111
Developing Density and Moisture Calibration Tables for the Nuclear Gauge
Mark Willian
916-227-7014
Mark_Willian@dot.ca.gov
112
Installation and Use of Embankment Settlement Devices
Mark Willian
916-227-7014
Mark_Willian@dot.ca.gov
113
Evaluating the Capabilities of Asphalt Concrete Compactors
Sam Kianfar
916-227-7302
Sam_Kianfar@dot.ca.gov
114
Calibration of the California Portable Skid Tester
Al Vasquez
916-227-5847
Albert_Vasquez@dot.ca.gov
115
Calibration of Pressure Type Air Meters
Larry McCrum
916-227-7283
Larry_McCrum@dot.ca.gov
120
Criteria for Selection of Permeable Materials
Yung Chung
916-227-5242
yung_chung@dot.ca.gov
121
Use of Nuclear Gauges
Mark Willian
916-227-7014
Mark_Willian@dot.ca.gov
125
Sampling Highway Materials and Products Used in the Roadway Structural Sections
Mike Cook
916-227-7300
Mike_Cook@dot.ca.gov
130
Geotechnical Design Reports and Materials Reports
Mark Willian(GDR)
   916-227-7014
Terrie Bressette(MR)
916-227-7303

Mark_Willian@dot.ca.gov


Terrie_Bressette@dot.ca.gov

201
Soil and Aggregate Sample Preparation
Ed Perez
916-227-7204
Edwardo_Perez@dot.ca.gov
202
Sieve Analysis of Fine and Coarse Aggregates
Ed Perez
916-227-7204
Edwardo_Perez@dot.ca.gov
203
Mechanical Analysis of Soils
Yung Chung
916-227-5242
yung_chung@dot.ca.gov
204
Plasticity Index of Soils
Yung Chung
916-227-5242
yung_chung@dot.ca.gov
205
Determining Percentage of Crushed Particles
Ed Perez
916-227-7204
Edwardo_Perez@dot.ca.gov
206
Specific Gravity and Absorption of Coarse Aggregate
Ed Perez
916-227-7204
Edwardo_Perez@dot.ca.gov
207
Specific Gravity and Absorption of Fine Aggregate
Ed Perez
916-227-7204
Edwardo_Perez@dot.ca.gov
208
Apparent Specific Gravity of Fine Aggregates
Ed Perez
916-227-7204
Edwardo_Perez@dot.ca.gov
209
Specific Gravity of Soils
Yung Chung
916-227-5242
yung_chung@dot.ca.gov
211
Abrasion of Coarse Aggregate by Use of the Los Angeles Rattler Machine
Ed Perez
916-227-7204
Edwardo_Perez@dot.ca.gov
212
Unit Weight of Aggregate
Ed Perez
916-227-7204
Edwardo_Perez@dot.ca.gov
213
Organic Impurities in Concrete Sand
Ed Perez
916-227-7204
Edwardo_Perez@dot.ca.gov
214
Soundness of Aggregates by Use of Sodium Sulfate
Ed Perez
916-227-7204
Edwardo_Perez@dot.ca.gov
215
Petrographic Examination of Mineral Aggregates
Yung Chung
916-227-5242
yung_chung@dot.ca.gov
216
Relative Compaction of Untreated and Treated Soils and Aggregates
Yung Chung
916-227-5242
yung_chung@dot.ca.gov
217
Sand Equivalent
Ed Perez
916-227-7204
Edwardo_Perez@dot.ca.gov
219
Consolidation of Soils
Yung Chung
916-227-5242
yung_chung@dot.ca.gov
220
Permeability of Soils
Yung Chung
916-227-5242
yung_chung@dot.ca.gov
221
Unconfined Compression of Soils
Yung Chung
916-227-5242
yung_chung@dot.ca.gov
223
Surface Moisture in Concrete Aggregates by the Displacement Method (Field Method)
Ed Perez
916-227-7204
Edwardo_Perez@dot.ca.gov
224
Bulk Specific Gravity (S.S.D.) of Coarse Aggregate by the Displacement Method (Field Method)
Ed Perez
916-227-7204
Edwardo_Perez@dot.ca.gov
225
Bulk Specific Gravity (S.S.D.) of Fine Aggregate by the Displacement Method (Field Method)
Ed Perez
916-227-7204
Edwardo_Perez@dot.ca.gov
226
Determination of Moisture Content by Oven Drying
Ed Perez
916-227-7204
Edwardo_Perez@dot.ca.gov
227
Evaluating Cleanness of Coarse Aggregate
Ed Perez
916-227-7204
Edwardo_Perez@dot.ca.gov
228
Lineal Shrinkage of Soils (Bar Method)
Yung Chung
916-227-5242
yung_chung@dot.ca.gov
229
Durability Index
Ed Perez
916-227-7204
Edwardo_Perez@dot.ca.gov
230
Triaxial Compression of Soils
Yung Chung
916-227-5242
yung_chung@dot.ca.gov
231
Relative Compaction of Untreated/TreatedSoils and Aggregates (Area Concept Utilizing Nuclear Gauges)
Mark Willian
916-227-7014
Mark_Willian@dot.ca.gov
232
Large-Scale Triaxial Compression of Soils (Test method is currently inactive - refer to contact for further information)
Yung Chung
916-227-5242
yung_chung@dot.ca.gov
233
Method of ascertaining the Homogeneity of Concrete in Cast-in-drilled-hole (Cidh) piles using the Gamma-Gamma test method
Brian Liebich
916-227-1000
Brian_Liebich@dot.ca.gov
301
Resistance "R" Value of Treated and Untreated Bases, Subbases and Basement Soils (Stabilometer)
Ed Perez
916-227-7204
Edwardo_Perez@dot.ca.gov
302
Method of Test for Film Stripping
George Cornell
916-227-5284
George_Cornell@dot.ca.gov
303
Centrifuge Kerosene Equivalent and Approximate Bitumen Ratio (ABR)

George Cornell
916-227-5284

George_Cornell@dot.ca.gov
304
Preparation of Bituminous Mixtures for Testing
George Cornell
916-227-5284
George_Cornell@dot.ca.gov
305
Swell of Bituminous Mixtures
George Cornell
916-227-5284
George_Cornell@dot.ca.gov
307
Moisture Vapor Susceptibility of Bituminous Mixtures
George Cornell
916-227-5284
George_Cornell@dot.ca.gov
308
Bulk Specific Gravity and Weight Per Cubic Foot of Bituminous Mixture
George Cornell
916-227-5284
George_Cornell@dot.ca.gov
309
Theoretical Maximum Specific Gravity and Density of Bituminous Paving Mixtures
George Cornell
916-227-5284
George_Cornell@dot.ca.gov
310
Determination of Asphalt and Moisture Contents of Bituminous Mixtures by Hot Solvent Extraction
George Cornell
916-227-5284
George_Cornell@dot.ca.gov
312
Designing and Testing Classes "A" and "B" Cement Treated Bases (Test method is currently inactive - refer to contact for further information)
Ed Perez
916-227-7204
Edwardo_Perez@dot.ca.gov
330
Residue by Evaporation of Emulsified Asphalt
Waheed Maroof
916-227-5711
Waheed_Maroof@dot.ca.gov
331
Residue by Evaporation of Latex Modified Asphalt Emulsion
Waheed Maroof
916-227-5711
Waheed_Maroof@dot.ca.gov
332
Recovery from Deformation of Latex Modified Asphalt Emulsion Residue
Waheed Maroof
916-227-5711
Waheed_Maroof@dot.ca.gov
337
Determining the Effect of Heat and Air on Asphaltic Materials
Waheed Maroof
916-227-5711
Waheed_Maroof@dot.ca.gov
338
Determination of Cement or Lime Content in Treated Aggregate by the Titration Method
Ed Perez
916-227-7204
Edwardo_Perez@dot.ca.gov
339
Field Test for the Determination of Distributor Spread Rate
Mike Cook
916-227-7300
Mike_Cook@dot.ca.gov
341
Measuring the Permeability of Bituminous Pavements and Seal Coats
Mike Cook
916-227-7300
Mike_Cook@dot.ca.gov
342
Surface Skid Resistance with the California Portable Skid Tester
Al Vasquez
916-227-5847
Albert_Vasquez@dot.ca.gov
345
Determining the Quantity of Asphalt Rejuvenating Agent Required for an Asphaltic Pavement
Waheed Maroof
916-227-5711
Waheed_Maroof@dot.ca.gov

346
Determining the Effect of Heat and Air on a Moving Film of Asphalt (Rolling Thin Film Oven Test)
Waheed Maroof
916-227-5711
Waheed_Maroof@dot.ca.gov
351
Determining the Percent of Residue of Emulsified Asphalt Rejuvenating Agents
Waheed Maroof
916-227-5711
Waheed_Maroof@dot.ca.gov
354
Evaluating the Expansive Potential of Soils Below Rigid Pavements (Third-Cycle Expansion Pressure Test)
Ed Perez
916-227-7204
Edwardo_Perez@dot.ca.gov
356
Determining Overlay Requirements by Pavement Deflection Measurements
Ebi Fini
916-227-5846
Ebi_Fini@dot.ca.gov
358
Determining Permeability of Thin Membranes Under Asphalt Concrete
Waheed Maroof
916-227-5711
Waheed_Maroof@dot.ca.gov
359
Predicting K-Values of Existing Asphalt Concrete Roadways from Pavement Deflection Measurements
Ebi Fini
916-227-5846
Ebi_Fini@dot.ca.gov
360
Surface Abrasion of Compacted Bituminous Mixtures
George Cornell
916-227-5284
George_Cornell@dot.ca.gov
362
Determining Asphalt Content in Bituminous Mixtures by Vacuum Extraction
George Cornell
916-227-5284
George_Cornell@dot.ca.gov
365
Micro-Recovery of Asphalt from Bituminous Cores and Samples of Loose Asphalt-Aggregate Mixtures
Waheed Maroof
916-227-5711
Waheed_Maroof@dot.ca.gov
366
Stabilometer Value
George Cornell
916-227-5284
George_Cornell@dot.ca.gov
367
Recommending Optimum Bitumen Content (OBC)
George Cornell
916-227-5284
George_Cornell@dot.ca.gov
368
Determining Optimum Bitumen Content (OBC) for Open Graded Asphalt Concrete
George Cornell
916-227-5284
George_Cornell@dot.ca.gov
370
Determining Moisture Content of Asphalt Mixtures or Mineral Aggregate Using Microwave Ovens
George Cornell
916-227-5284
George_Cornell@dot.ca.gov
371
Resistance of Compacted Bituminous Mixture to Moisture Induced Damage
Mike Cook
916-227-7300
Mike_Cook@dot.ca.gov
373
Unconfined Compressive Strength of Lime Treated Soils and Aggregates
Ed Perez
916-227-5398
Edwardo_Perez@dot.ca.gov
374
Determining Asphalt Durability Using the California Tilt-Oven Durability Test
Waheed Maroof
916-227-5711
Waheed_Maroof@dot.ca.gov
375
Determining the In-Place Density and Relative Compaction of AC Pavement
George Cornell
916-227-5284
George_Cornell@dot.ca.gov
377
Determining the Percent and Grade of Recycling Agent to Use for Hot Recycling of Asphalt Concrete
Hamid Moussavi
916-227-7234
Hamid_Moussavi@dot.ca.gov
378
Percent and Grade of Recycling Agent to Use for Cold Recycling of Asphalt Concrete
Hamid Moussavi
916-227-7234
Hamid_Moussavi@dot.ca.gov
379
Determining Asphalt Content of Bituminous Mixtures (Troxler Nuclear Gauge Model 3241)
George Cornell
916-227-5284
George_Cornell@dot.ca.gov
380
Recovering Asphalt Materials by Modified (IA) Abson Recovery
Waheed Maroof
916-227-5711
Waheed_Maroof@dot.ca.gov
381
Determination of Asphalt Binder Properties using a Dynamic Shear Rheometer
Waheed Maroof
916-227-5711
Waheed_Maroof@dot.ca.gov
382
Determination of Asphalt Content of Bituminous Mixtures by the Ignition Method
George Cornell
916-227-5284
George_Cornell@dot.ca.gov
401
Latex Concentration in Asphalt Emulsions
Lisa Dobeck
916-227-7291
Lisa_Dobeck@dot.ca.gov
402
Testing Paints and Related Materials
Andy Rogerson
916-227-7289
Andy_Rogerson@dot.ca.gov
403
Testing Cement Treated Base and Concrete for Calcium Oxide
Lisa Dobeck
916-227-7291
Lisa_Dobeck@dot.ca.gov
404
Chemical Analysis of Portland Cement
Lisa Dobeck
916-227-7291
Lisa_Dobeck@dot.ca.gov
405
Chemical Analysis of Water
Lisa Dobeck
916-227-7291
Lisa_Dobeck@dot.ca.gov
413
Testing Cold Applied Two Component Polysulfide Polymer Type joint Sealing Compound
Lisa Dobeck
916-227-7291
Lisa_Dobeck@dot.ca.gov
414
Free Lime in Hydrated Lime
Lisa Dobeck
916-227-7291
Lisa_Dobeck@dot.ca.gov
415
Determining the Chloride Content in Organic Additives for Portland Cement Concrete
Lisa Dobeck
916-227-7291
Lisa_Dobeck@dot.ca.gov
416
Comparisons of Additives for Portland Cement Concrete
Lisa Dobeck
916-227-7291
Lisa_Dobeck@dot.ca.gov
417
Soils and Waters for Sulfate Content
Lisa Dobeck
916-227-7291
Lisa_Dobeck@dot.ca.gov
419
Evaluating Epoxy Resin Systems at Low Temperatures by Flexural-Creep Measurements
Larry McCrum
916-227-7283
Larry_McCrum@dot.ca.gov
420
Cleanness and Soundness of PCC Surfaces and Quality of Resinous Cement Overlays

Larry McCrum
916-227-7283

Larry_McCrum@dot.ca.gov
421
Determination of Pigments and Extenders in Paints and Coatings
Andy Rogerson
916-227-7289
Andy_Rogerson@dot.ca.gov
422
Testing Soils and Waters for Chloride Content
Lisa Dobeck
916-227-7291
Lisa_Dobeck@dot.ca.gov
423
Testing Thermoplastic Traffic Line Material

Mitch Gipson
916-227-7919

Mitch_Gipson@dot.ca.gov
424
Testing Soils and Waters for Conductivity
Lisa Dobeck
916-227-7291
Lisa_Dobeck@dot.ca.gov
434
Testing Epoxy Resin Adhesives, Binders and Sealants
Lisa Dobeck
916-227-7291
Lisa_Dobeck@dot.ca.gov
435
Testing Two-Component Machine-Mixed Polyurethane Sealants
Lisa Dobeck
916-227-7291
Lisa_Dobeck@dot.ca.gov
437
Test for Thermo-Applied Pavement Striping Granules

Mitch Gipson
916-227-7919

Mitch_Gipson@dot.ca.gov
438
Method for Determination of Rheological Properties of Chemical Adhesives Using a Dynamic Shear Rheometer

Ronald Reese
916-227-7108

Ronald_Reese@dot.ca.gov
504
Determining Air Content of Freshly Mixed Concrete by the Pressure Method

Larry McCrum
916-227-7283

Larry_McCrum@dot.ca.gov
515
Relative Mortar Strength of Portland Cement Concrete Sand

Larry McCrum
916-227-7283

Larry_McCrum@dot.ca.gov
518
Unit Weight of Fresh Concrete

Larry McCrum
916-227-7283

Larry_McCrum@dot.ca.gov
521
Compressive Strength of Molded Concrete Cylinders

Larry McCrum
916-227-7283

Larry_McCrum@dot.ca.gov
522
Chord Modulus of Elasticity of Concrete (Compressometer Method)

Larry McCrum
916-227-7283

Larry_McCrum@dot.ca.gov
523
Flexural Strength of Concrete (Using Simple Beam with Center-Point Loading)

Larry McCrum
916-227-7283

Larry_McCrum@dot.ca.gov
524
Method of Test for Flexural Strength of Rapid Strength Concrete
Larry McCrum
916-227-7283
Larry_McCrum@dot.ca.gov
526
Operation of California Profilograph and Evaluation of Profiles

Srikanth Holikatti
916-227-5254

Sri_Holikatti@dot.ca.gov
527
Expansion in Water and Contraction in Air of Portland Cement Mortar

Larry McCrum
916-227-7283

Larry_McCrum@dot.ca.gov
528
Freeze-Thaw Resistance of Aggregates in Air-Entrained Concrete (Powers Procedure)

Larry McCrum
916-227-7283

Larry_McCrum@dot.ca.gov
529
Proportions of Coarse Aggregate in Fresh Concrete

Larry McCrum
916-227-7283

Larry_McCrum@dot.ca.gov
530
Effect of Water-Reducing and Set-Retarding Admixtures on the Drying Shrinkage of Concrete

Larry McCrum
916-227-7283

Larry_McCrum@dot.ca.gov
531
Determining Length of Drilled Concrete Cores

Larry McCrum
916-227-7283

Larry_McCrum@dot.ca.gov
533
Test for Ball Penetration in Fresh Portland Cement Concrete

Larry McCrum
916-227-7283

Larry_McCrum@dot.ca.gov
534
Test for Water Retention Efficiency of Liquid Membrane-Forming Concrete Curing Compounds

Lisa Dobeck
916-227-7291

Lisa_Dobeck@dot.ca.gov
535
Determining the Application Rates of Concrete Curing Compounds in the Field

Larry McCrum
916-227-7283

Larry_McCrum@dot.ca.gov
536
Determining a Recommended Cement Content for Portland Cement Concrete Pavements

Larry McCrum
916-227-7283

Larry_McCrum@dot.ca.gov
537
Determining the Drying Shrinkage of Lightweight Concrete

Larry McCrum
916-227-7283

Larry_McCrum@dot.ca.gov
539
Sampling Fresh Concrete

Larry McCrum
916-227-7283

Larry_McCrum@dot.ca.gov
540
Making, Handling, and Storing Concrete Compressive Test Specimens in the Field

Larry McCrum
916-227-7283

Larry_McCrum@dot.ca.gov
541
Flow of Grout Mixtures (Flow Cone Method)

Larry McCrum
916-227-7283

Larry_McCrum@dot.ca.gov
543
Determining Air Content of Freshly Mixed Concrete by the Volumetric Method

Larry McCrum
916-227-7283

Larry_McCrum@dot.ca.gov
547
Operation of Bridge Profilograph and Evaluation of Profiles

Srikanth Holikatti
916-227-5254

Sri_Holikatti@dot.ca.gov
548
Evaluation of Aggregate for Lean Concrete Base (LCB)

Larry McCrum
916-227-7283

Larry_McCrum@dot.ca.gov
549
Prequalification of Concrete Aggregate

Larry McCrum
916-227-7283

Larry_McCrum@dot.ca.gov
550
Determining the Surface Abrasion Resistance of Concrete Specimens

Larry McCrum
916-227-7283

Larry_McCrum@dot.ca.gov
551
Testing Materials for Overlaying and Repairing Portland Cement Concrete Pavements and Structures

Larry McCrum
916-227-7283

Larry_McCrum@dot.ca.gov
552
Method of Test for Relative Compaction of Polymer Concrete Utilizing Nuclear Gauges

Larry McCrum
916-227-7283

Larry_McCrum@dot.ca.gov
553
Testing Thermal Stability of Mortar Made with Hydraulic Cement

Jody Bollinger
916-227-7295

Jody_Bollinger@dot.ca.gov
554
Sampling for and Reporting the Results of Tests for Alkali Silica Reactivity

Vijay Jain
916-227-7232

Vijay_Jain@dot.ca.gov
556
Method of Test for Slump of Fresh Portland Cement Concrete
Larry McCrum
916-227-7283
Larry_McCrum@dot.ca.gov
557
Methodof Test for Temperature of Fresh Mixed Portland Cement Concrete
Larry McCrum
916-227-7283
Larry_McCrum@dot.ca.gov
559
Method for determining Cementitious Materials Content or Water/Cement Ratio for Portland Cement Concrete Pavements
Larry McCrum
916-227-7283
Larry_McCrum@dot.ca.gov
602
Reflectance of Highway Reflector Buttons (Optical Requirements)

Mitch Gipson
916-227-7919

Mitch_Gipson@dot.ca.gov
603
Moisture Seal of Highway Reflector Buttons

Lisa Dobeck
916-227-7291

Lisa_Dobeck@dot.ca.gov
604
Luminous Intensity of Traffic Signal Sections

K. C. Sharma
916-227-7029

K_C_Sharma@dot.ca.gov
605
Deflection of Plastic Traffic Signal Face

K. C. Sharma
916-227-7029

K_C_Sharma@dot.ca.gov
606
Luminance of Pedestrian Signal Face

K. C. Sharma
916-227-7029

K_C_Sharma@dot.ca.gov
608
High Pressure Sodium Lamp Multiple Supply Ballasts

K. C. Sharma
916-227-7029

K_C_Sharma@dot.ca.gov
610
Expected Life Performance and Lumens of HPS Lamps

K. C. Sharma
916-227-7029

K_C_Sharma@dot.ca.gov
611
Testing Durability of Mast Arm-mounted Luminaires

K. C. Sharma
916-227-7029

K_C_Sharma@dot.ca.gov
620
Testing Rubber Hose

Lisa Dobeck
916-227-7291

Lisa_Dobeck@dot.ca.gov
635
Test for Diameter of Wire and Thickness of Insulation (Electrical Conductors)

Lisa Dobeck
916-227-7291

Lisa_Dobeck@dot.ca.gov
642
Reflectance of Reflective Sheeting for Highway Signs

Lisa Dobeck
916-227-7291

Lisa_Dobeck@dot.ca.gov
643
Estimating the Service Life of Metal Culverts

Rudy Lopez
916-227-5246

Rudy_C_Lopez@dot.ca.gov
644
Shear Strength of Brick Cores

Larry McCrum
916-227-7283

Larry_McCrum@dot.ca.gov
645
Paint Adherence of Baked Enamel Signs and Guide Plates

Lisa Dobeck
916-227-7291

Lisa_Dobeck@dot.ca.gov
646
Series Multiple Transformers

K. C. Sharma
916-227-7029

K_C_Sharma@dot.ca.gov
650
Specular Reflector Material
Lisa Dobeck
916-227-7291
Lisa_Dobeck@dot.ca.gov
651
Diffuse Light Transmission Factor of Large Reinforced Plastic Panels

K. C. Sharma
916-227-7029

K_C_Sharma@dot.ca.gov
652
Ascertaining Thickness of Spelter Coating on Galvanized Products (Replaced by ASTM A 123/123M-97 and ASTM A 153/153M)

Rosme Aguilar
916-227-7253

Rosme_Aguilar@dot.ca.gov
658
Function and Pre-installation Inspection of Traffic Signal Systems

K. C. Sharma
916-227-7029

K_C_Sharma@dot.ca.gov
659
Environmental Operation of Traffic Signal Systems

K. C. Sharma
916-227-7029

K_C_Sharma@dot.ca.gov
660
Evaluating Color by Means of Chromaticity Coordinates

Lisa Dobeck
916-227-7291

Lisa_Dobeck@dot.ca.gov
662
Seam Quality Control Standard for Helical Lock Seam Corrugated Metal Pipe

Rosme Aguilar
916-227-7253

Rosme_Aguilar@dot.ca.gov
663
Testing of Bridge Bearing Pads

Rosme Aguilar
916-227-7253

Rosme_Aguilar@dot.ca.gov
664
Crushing of Longitudinally Welded Steel Tubular Products (Universal Crushing Test)

Rosme Aguilar
916-227-7253

Rosme_Aguilar@dot.ca.gov
665
Seam Quality Control of Helical Continuously Welded Seam Corrugated Metal Pipe

Rosme Aguilar
916-227-7253

Rosme_Aguila